[newlib-cygwin/cygwin-3_4-branch] Cygwin: random: drop unused function srandomdev()

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-------- Original message --------From: Corinna Vinschen via Cygwin-cvs <cygwin-cvs@cygwin.com> Date: 11/13/23  11:03 AM  (GMT-08:00) To: cygwin-cvs@sourceware.org Subject: [newlib-cygwin/cygwin-3_4-branch] Cygwin: random: drop unused function srandomdev() https://sourceware.org/git/gitweb.cgi?p=newlib-cygwin.git;h=ea980c5d418fc7092d3b9efdc652fd591def1cd4commit ea980c5d418fc7092d3b9efdc652fd591def1cd4Author:     Corinna Vinschen <corinna@vinschen.de>AuthorDate: Mon Nov 13 19:37:56 2023 +0100Commit:     Corinna Vinschen <corinna@vinschen.de>CommitDate: Mon Nov 13 19:54:59 2023 +0100    Cygwin: random: drop unused function srandomdev()        Also drop includes only required for srandomdev().        Signed-off-by: Corinna Vinschen <corinna@vinschen.de>Diff:--- winsup/cygwin/random.cc | 44 -------------------------------------------- 1 file changed, 44 deletions(-)diff --git a/winsup/cygwin/random.cc b/winsup/cygwin/random.ccindex b38fdc078189..51f5a6e963e0 100644--- a/winsup/cygwin/random.cc+++ b/winsup/cygwin/random.cc@@ -44,11 +44,7 @@ static char sccsid[] = "@(#)random.c	8.2 (Berkeley) 5/19/95"; #include <sys/cdefs.h> __FBSDID("$FreeBSD: src/lib/libc/stdlib/random.c,v 1.25 2007/01/09 00:28:10 imp Exp $"); -#include <sys/time.h>          /* for srandomdev() */-#include <fcntl.h>             /* for srandomdev() */ #include <stdio.h>-#include <stdlib.h>-#include <unistd.h>            /* for srandomdev() */  /*  * random.c:@@ -297,46 +293,6 @@ srandom(unsigned x) 	__random_unlock(); } -/*- * srandomdev:- *- * Many programs choose the seed value in a totally predictable manner.- * This often causes problems.  We seed the generator using the much more- * secure random(4) interface.  Note that this particular seeding- * procedure can generate states which are impossible to reproduce by- * calling srandom() with any value, since the succeeding terms in the- * state buffer are no longer derived from the LC algorithm applied to- * a fixed seed.- */-void-srandomdev()-{-	size_t len;--	if (rand_type == TYPE_0)-		len = sizeof state[0];-	else-		len = rand_deg * sizeof state[0];--	if (getentropy ((void *) state, len)) {-		struct timeval tv;-		unsigned long junk;--		gettimeofday(&tv, NULL);-		/* Avoid a compiler warning when we really want to get at the-		   junk in an uninitialized variable. */-#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"-		srandom((getpid() << 16) ^ tv.tv_sec ^ tv.tv_usec ^ junk);-#pragma GCC diagnostic pop-		return;-	}--	if (rand_type != TYPE_0) {-		fptr = &state[rand_sep];-		rptr = &state[0];-	}-}- /*  * initstate:  *